如何将STM32F407代码记录改写为一个长尾词的？

本文共计889个文字，预计阅读时间需要4分钟。

在C/C++项目中，若要配置Include paths以包含所有头文件路径，并在define中添加必要的宏，同时确保.c文件创建后函数声明正确，以下是一个简化的步骤：

c// 添加所有头文件路径到Include pathsINCLUDE_PATHS +=-Ipath/to/your/header/files

// 在define中添加必要的宏DEFINE +=USE_STDPERIPH_DRIVERDEFINE +=STM32F40_41xxx

// 创建.c文件并声明函数void myFunction() { // 函数实现}

// 确保在.h文件中声明函数以避免警告#ifndef MY_FUNCTION_H#define MY_FUNCTION_H

void myFunction();

#endif // MY_FUNCTION_H

以上代码中，`INCLUDE_PATHS` 和 `DEFINE` 是假设的宏，用于在项目配置文件中设置编译器选项。`path/to/your/header/files` 需要替换为实际的头文件路径。`myFunction` 是一个示例函数，你需要根据实际情况替换为你的函数。

魔术棒c/c++中Include paths中添加所有头文件路径；define中添加USE_STDPERIPH_DRIVER,STM32F40_41xxx,

.c文件创建函数后，若不在.h中声明函数会造成报警：warning: fuction"xxxx"declared implicitly

避免重复声明：#ifndef _XXX_XXX_H

#ifndef _XXX_XXX_H #define _XXX_XXX_H #endif /*_XXX_XXX_H*/

stm32f4xx.h

#define GPIOF_BASE (( unsigned int )0x40021400) #define RCC_BASE (( unsigned int )0x40023800) #define GPIOF_MODER *(unsigned int*)(GPIOF_BASE+0X00) #define GPIOF_OTYPER *(unsigned int*)(GPIOF_BASE+0X04) #define GPIOF_ODR *(unsigned int*)(GPIOF_BASE+0X14) #define RCC_AHB1ENR *(unsigned int*)(RCC_BASE+0X30) // 外设寄存器结构体定义 typedef unsigned int uint32_t; typedef unsigned short int uint16_t; typedef struct { uint32_t MODER; uint32_t OTYPER; uint32_t OSPEEDR; uint32_t PUPDR; uint32_t IDR; uint32_t ODR; uint16_t BSRRL; uint16_t BSRRH; uint32_t LCKR; uint32_t AFRL; uint32_t AFRH; }GPIO_TypeDef; #define GPIOF ((GPIO_TypeDef *)GPIOF_BASE)

stm32f4xx_gpio.h

#ifndef _STM32F4XX_GPIO_H #define _STM32F4XX_GPIO_H #include "stm32f4xx.h" #define GPIO_Pin_0 ((uint16_t)(1<<0)) #define GPIO_Pin_1 ((uint16_t)(1<<1)) #define GPIO_Pin_2 ((uint16_t)(1<<2)) #define GPIO_Pin_3 ((uint16_t)(1<<3)) #define GPIO_Pin_4 ((uint16_t)(1<<4)) #define GPIO_Pin_5 ((uint16_t)(1<<5)) #define GPIO_Pin_6 ((uint16_t)(1<<6)) #define GPIO_Pin_7 ((uint16_t)(1<<7)) #define GPIO_Pin_8 ((uint16_t)(1<<8)) #define GPIO_Pin_9 ((uint16_t)(1<<9)) #define GPIO_Pin_10 ((uint16_t)(1<<10)) #define GPIO_Pin_11 ((uint16_t)(1<<11)) #define GPIO_Pin_12 ((uint16_t)(1<<12)) #define GPIO_Pin_13 ((uint16_t)(1<<13)) #define GPIO_Pin_14 ((uint16_t)(1<<14)) #define GPIO_Pin_15 ((uint16_t)(1<<15)) #define GPIO_Pin_ALL ((uint16_t)(1<<0xffff)) typedef enum { GPIO_Mode_IN = 0, //输入 GPIO_Mode_OUT = 0x01, //输出 GPIO_Mode_AF = 0x02, //复用 GPIO_Mode_AN = 0x03 //模拟模式 }GPIOMode_TypeDef; typedef enum { GPIO_PuPd_NOPULL = 0x00, GPIO_PuPd_UP = 0x01, GPIO_PuPd_DOWN = 0x02 }GPIOPuPd_TypeDef; typedef enum { GPIO_OType_PP = 0x00, GPIO_OType_OD = 0x00 }GPIOOType_TypeDef; typedef enum { GPIO_Speed_2MHZ = 0x00, GPIO_Speed_25MHZ = 0x01, GPIO_Speed_50MHZ = 0x02, GPIO_Speed_100MHZ = 0x03, }GPIOSpeed_TypeDef; /*定义GPIO的初始化结构体*/ typedef struct { uint16_t GPIO_Pin; GPIOMode_TypeDef GPIO_Mode; GPIOPuPd_TypeDef GPIO_PuPd; GPIOOType_TypeDef GPIO_OType; GPIOSpeed_TypeDef GPIO_Speed; }GPIO_InitTypeDef; void GPIO_SetBits(GPIO_TypeDef * GPIOx,uint16_t GPIO_Pin); void GPIO_ResetBits(GPIO_TypeDef * GPIOx,uint16_t GPIO_Pin); void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct); #endif /*_STM32F4XX_GPIO_H*/

stm32f4xx_gpio.c

#include "stm32f4xx_gpio.h" void GPIO_SetBits(GPIO_TypeDef * GPIOx,uint16_t GPIO_Pin) { GPIOx->BSRRL =GPIO_Pin; } void GPIO_ResetBits(GPIO_TypeDef * GPIOx,uint16_t GPIO_Pin) { GPIOx->BSRRH = GPIO_Pin; } void GPIO_Init(GPIO_TypeDef* GPIOx, GPIO_InitTypeDef* GPIO_InitStruct) { uint32_t pinpos = 0x00, pos = 0x00 , currentpin = 0x00; /*-- GPIO Mode Configuration --*/ for (pinpos = 0x00; pinpos < 16; pinpos++) { pos = ((uint32_t)0x01) << pinpos; currentpin = (GPIO_InitStruct->GPIO_Pin) & pos; if (currentpin == pos) { GPIOx->MODER &= ~(3 << (2 *pinpos)); GPIOx->MODER |= (((uint32_t)GPIO_InitStruct->GPIO_Mode) << (2 *pinpos)); GPIOx->PUPDR &= ~(3 << ((2 *pinpos))); GPIOx->PUPDR |= (((uint32_t)GPIO_InitStruct->GPIO_PuPd) << (2 *pinpos)); if ((GPIO_InitStruct->GPIO_Mode == GPIO_Mode_OUT) || (GPIO_InitStruct->GPIO_Mode == GPIO_Mode_AF)) { GPIOx->OSPEEDR &= ~(3 << (2 *pinpos)); GPIOx->OSPEEDR |= ((uint32_t)(GPIO_InitStruct->GPIO_Speed) << (2 *pinpos)); GPIOx->OTYPER &= ~(1 << (pinpos)) ; GPIOx->OTYPER |= (uint16_t)(((uint16_t)GPIO_InitStruct->GPIO_OType) << (pinpos)); } } } }

main.c

#include "stm32f4xx_gpio.h" /* 魔术棒中的Target界面->Code generation->选用5，使用6会烧不进去*/ /*注意事项：需要把魔术棒界面内Target->use MicroLIB勾选才能正常使用main函数*/ void delay(unsigned int count) { for( ; count != 0 ; count--); } int main(void) { //第一步：开GPIO端口时钟 RCC_AHB1ENR |= (1<<5); //第二步：配置GPIO为输出 // GPIOF->MODER &= ~(3<<(2*6));//使控制寄存器IO模式的两值重置为00 // GPIOF->MODER |= (1<<(2*6)); //c89的语法，变量必须紧跟大括号 GPIO_InitTypeDef GPIO_InitStruct; GPIO_InitStruct.GPIO_Pin = GPIO_Pin_6; GPIO_InitStruct.GPIO_Mode = GPIO_Mode_OUT; GPIO_InitStruct.GPIO_PuPd = GPIO_PuPd_UP; GPIO_InitStruct.GPIO_OType = GPIO_OType_PP; GPIO_InitStruct.GPIO_Speed = GPIO_Speed_2MHZ; GPIO_Init(GPIOF, &(GPIO_InitStruct)); //第三步：让GPIO输出0或者1，ODR寄存器或者BSRR寄存器 GPIOF->ODR |= (1<<6); // GPIOF_ODR &= ~(1<<6); while(1) { GPIOF->ODR &= ~(1<<6); GPIO_ResetBits(GPIOF,GPIO_Pin_6); delay(0x0fffff); //GPIOF->ODR |= (1<<6); GPIO_SetBits(GPIOF,GPIO_Pin_6); delay(0x0fffff); } } void SystemInit(void) { //函数体为空，目的是为了骗过编译器不报错 }